Tailgate spoiler for an automobile



FIG. 1 is a top, front perspective view of a tailgate spoiler for an automobile, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side view thereof, shown enlarged for ease of illustration; and,

FIG. 7 is a right side view thereof, shown enlarged for ease of illustration.

The broken lines depict a boundary around the de-emphasized elements, which illustrate portions of the tailgate spoiler for an automobile which form no part of the claimed design. 

CLAIM The ornamental design for a tailgate spoiler for an automobile, as shown and described. 